jellyflood/Swiftfin tvOS/Views/LibraryView.swift

87 lines
2.5 KiB
Swift

//
// Swiftfin is subject to the terms of the Mozilla Public
// License, v2.0. If a copy of the MPL was not distributed with this
// file, you can obtain one at https://mozilla.org/MPL/2.0/.
//
// Copyright (c) 2022 Jellyfin & Jellyfin Contributors
//
import CollectionView
import Defaults
import Introspect
import JellyfinAPI
import SwiftUI
struct LibraryView: View {
@EnvironmentObject
private var router: LibraryCoordinator.Router
@ObservedObject
var viewModel: LibraryViewModel
@State
private var scrollViewOffset: CGPoint = .zero
@Default(.Customization.Library.gridPosterType)
private var libraryPosterType
@ViewBuilder
private var loadingView: some View {
ProgressView()
}
@ViewBuilder
private var noResultsView: some View {
L10n.noResults.text
}
private func baseItemOnSelect(_ item: BaseItemDto) {
if let baseParent = viewModel.parent as? BaseItemDto {
if baseParent.collectionType == "folders" {
router.route(to: \.library, .init(parent: item, type: .folders, filters: .init()))
} else if item.type == .folder {
router.route(to: \.library, .init(parent: item, type: .library, filters: .init()))
} else {
router.route(to: \.item, item)
}
} else {
router.route(to: \.item, item)
}
}
@ViewBuilder
private var libraryItemsView: some View {
CollectionView(items: viewModel.items) { _, item, _ in
PosterButton(item: item, type: libraryPosterType)
.onSelect { item in
baseItemOnSelect(item)
}
}
.layout { _, layoutEnvironment in
.grid(
layoutEnvironment: layoutEnvironment,
layoutMode: .fixedNumberOfColumns(7),
lineSpacing: 50
)
}
.willReachEdge(insets: .init(top: 0, leading: 0, bottom: 600, trailing: 0)) { edge in
if !viewModel.isLoading && edge == .bottom {
viewModel.requestNextPageAsync()
}
}
.scrollViewOffset($scrollViewOffset)
.ignoresSafeArea()
}
var body: some View {
Group {
if viewModel.isLoading && viewModel.items.isEmpty {
loadingView
} else if viewModel.items.isEmpty {
noResultsView
} else {
libraryItemsView
}
}
}
}